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Finding the Fourth Proportional to 201,796.43, 302,486.96 and 89,529.51

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Solution

The fourth proportional to 201,796.43, 302,486.96 and 89,529.51 is: 134,202.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,796.43 : 302,486.96 = 89,529.51 : x
  2. Step 2: Convert to fraction form
    201,796.43/302,486.96 = 89,529.51/x
  3. Step 3: Cross multiply
    201,796.43x = 302,486.96 × 89,529.51
  4. Step 4: Simplify right side
    201,796.43x = 27,081,508,862.54
  5. Step 5: Solve for x
    x = 27,081,508,862.54/201,796.43
  6. Step 6: Final answer
    x = 134,202.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.